Michigan Notes & Facts – Thursday – track history:

‘ There have been 90 NASCAR Sprint Cup races at Michigan International Speedway since the first race there in 1969. Other than 1973, which had just one race, there have been two races each season since 1969.
‘ Michigan International Speedway sits on more than 1,400 acres in the ‘Irish Hills’ of Southeastern Michigan. Ground-breaking took place on Sept. 28, 1967.
‘ The first NASCAR Sprint Cup Series race at Michigan was held June 15, 1969 – won by Cale Yarborough at a speed of 139.254 mph.
‘ The track was known as Michigan Speedway during the time Roger Penske was the primary owner (1996-99).
‘ The 2-mile speedway underwent a repave in 2012.(NASCAR)